Quote Originally Posted by rukcus View Post
Pyroclasm hits all the hatebears equally. It's also a decent stall against Elves should you have a slow hand (usually lacking acceleration necessary for winning). I like to run 1 Pyroclasm on the SB as a catch-all for creature strategies.

If Chalice/Nullrod/Thorns are a big concern, I would also recommend Ingot Chewer since it is much easier to evoke for R than Spree for RR against a Chalice@1.
We're talking about the maindeck bounce slot, not sideboard options. Just saying.